//
//  Person.h
//  chapter4
//
//  Created by iGxnon on 2021/11/7.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface Person : NSObject

@property (nonatomic, copy) NSString *name;
@property (nonatomic, assign) int age;

@property (nonatomic, strong) Person *npy;

- (void) eat;

- (void) makeNpyWith: (Person *) npy;

@end

NS_ASSUME_NONNULL_END
